Spring roll mill

Details Spring roll mill Spring roll mill

1978-02-21

1980-03-11

Desmond, Eugene F.

Solid material comminution or disintegration

Apparatus

Plural rotary or oscillatory surfaces cooperate with common...

241 793, B02C 1506

Patent

active

041924690

ABSTRACT:
Spring roll mill having stationary grinding rolls yieldingly pressed from within the mill toward a circumferential grinding ring mounted on a grinding dish and revolving together therewith, a central feed inlet for supplying to the mill from above material to be ground therein, and a discharge outlet for discharging the ground material from the mill together with an air flow, includes means for introducing the air flow from below into substantially the middle of the grinding dish.

REFERENCES:
patent: 1733417 (1929-10-01), Loesche
patent: 1834094 (1931-12-01), Fraser
patent: 2112359 (1938-03-01), Crites
patent: 2875959 (1959-03-01), Calkins

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